Mohamed B.
Kotlin/Java Senior Android Developer | AR Development | AI Integration
Seasoned Android developer with 8 years of hands-on experience specializing in native app development using Java and Kotlin. I developed, managed, and published over 25 Android applications on the Google Play Store. Collaborated with over 40 clients on freelance and contract-based projects across various industries. Experienced in leveraging AI tools to streamline workflows, accelerate execution, and deliver high-quality results in less time. All work is personally completed by me, so you can rest assured that your project will not be outsourced. Below are reviews provided by some of my clients: ⭐"Thanks for initiative and tireless efforts in identifying the issues." ⭐"Mohammed delivered and completed everything asked! Most importantly I appreciate his patience and perseverance in getting across the line" ⭐"Outstanding follow-up and very understanding person. would highly recommend!!!" ⭐"My second time working with Mohamed. Once again, he was ahead of schedule and a pleasure to work with." ⭐"Great listener! Looking forward for more good work" Areas of Expertise: • Native Java/Kotlin Android Development • Jetpack compose • Dagger/Hilt and Coroutines • Stripe gateway, In-App Purchases, and Subscriptions • Firebase features like Authentication, Firestore Database, Realtime Database, Crashlytics and RemoteConfig • OpenAI API and Google Gemini API integration • Developing AR apps using OpenGL ES • REST API / Retrofit • Machine Learning Kit • Legacy Codebase Optimization • Apps Testing (Functional, Performance, Usability, and Security Testing) • Google Play Console, Git, and Admob • 3D Design, UI/UX, and Visual Design • Google Ads Campaign, Influencer Marketing, and Affiliate Marketing • Play Store SEO Advantages of hiring me: • Response time is a couple of minutes • Always aim for quality and perfection • Aim for scalable architecture (MVVM) • Availability across time zones • Candid feedback and constructive advice • Timely delivery is of paramount importance • Fluent English speaker • Testing and Quality Assurance
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $6.1k
Billed in all: $35,001$35k
$6.1k in the last 6 months
Across 15 contracts
Earnings, last 30 days
Skill rankings: Top 5% in Camera
Ranked by MRR among everyone on Upwork with the skill.
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- #72Augmented Reality593 freelancers · 🇹🇳 #2Top 12%🇹🇳#2 of 5
- #75Android SDK805 freelancers · 🇹🇳 #1Top 9%🇹🇳#1 of 3
- #76Firebase Cloud Firestore869 freelancers · 🇹🇳 #1Top 9%🇹🇳#1 of 5
- #90Push Notifications851 freelancers · 🇹🇳 #1Top 11%🇹🇳#1 of 3